- erbium monofluoride
- erbium difluoride
- erbium trifluoride
- erbium triiodide
- erbium sodium tetraiodide
- erbium monoxide
- europium monofluoride
- europium trifluoride
- europium diiodide
- europium niobium dioxide
- europium diniobium hexaoxide
- europium monoxide
- monoeuropium monovandium dioxide
- europium titanium trioxide
- europium metavanadate
- europium tungsten tetraoxide
- europium monosulfide
- europium disulfide
- dieuropium monoxide
- dieuropium dioxide
- dieuropium monosulfide
- dieuropium disulfide